Molly — also known as MDMA or ecstasy — is a synthetic psychoactive drug that floods the brain with serotonin, dopamine and ...

Caffeine can stay in your system for up to 12 hours, but this may vary based on individual factors. Learn more about side ...

Combining coffee with ghee (clarified butter) is believed to provide sustained energy, support weight loss, and enhance ...

Is caffeine bad for your health, and does all decaf taste bad? A nutritionist and barista offer their verdicts on some ...

Kelley, who has been a registered dietician for four years, warns that caffeine can be especially dangerous for children and ...

Your daily cup of coffee might be doing more than just waking you up. Morning coffee has many surprising effects, some ...

I wrote a Viewpoints article advocating for a 24-hour study space at UChicago. However, one point that I didn’t quite make ...

A meta-analysis of 127 studies published in Annual Review of Nutrition found that coffee can reduce your risk of cancer up to ...

Most medical professionals agree that moderate caffeine use isn't necessarily unhealthy. But, like other substances, caffeine ...

A recently published study confirms what caffeine enthusiasts have suspected all along: the naturally occurring stimulant is not only great for waking up the mind but ...

Some research suggests that combining caffeine and cannabis may produce different effects than taking them separately. There may also be some risks. Some products already mix caffeine with two key ...

Tea leaves contain 4% caffeine, while coffee beans have 0.9% to 2.6%. However, the coffee brewing process uses hotter water, which extracts more of the caffeine from the beans.